251566560040

素因数分解:

$2^3\times 5^1\times {\mathrm{8233}}^1\times {\mathrm{763897}}^1$

素因数の和:772141

約数の個数: 32

約数和(自身を含む): 566094251880

約数和(自身を除く): 314527691840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 8233, 16466, 32932, 41165, 65864, 82330, 164660, 329320, 763897, 1527794, 3055588, 3819485, 6111176, 7638970, 15277940, 30555880, 6289164001, 12578328002, 25156656004, 31445820005, 50313312008, 62891640010, 125783280020, 251566560040]

約数ペア:

[(1, 251566560040), (2, 125783280020), (4, 62891640010), (5, 50313312008), (8, 31445820005), (10, 25156656004), (20, 12578328002), (40, 6289164001), (8233, 30555880), (16466, 15277940), (32932, 7638970), (41165, 6111176), (65864, 3819485), (82330, 3055588), (164660, 1527794), (329320, 763897)]